Solve by the most appropriate method.4x2 + 7x - 1 = 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Convert the number to binary form.78 decimal
A. 1011100two B. 1001110two C. 101110two D. 100111two
Mathematics
Factor completely. If unfactorable, indicate that the polynomial is prime.x2 - 16x + 256
A. (x + 16)(x - 16) B. prime C. (x - 16)2 D. (x + 16)2
Mathematics
Solve the proportion. Write the solution in decimal form when applicable.
= 
A. 5.6 B. 5.5 C. 2.1 D. 2.6
Mathematics
Find the interval of convergence of the series.
A. 2 ? x ? 4 B. -? < x < ? C. -117 ? x ? 123 D. x ? 4
Mathematics